While a handyman can buy nuts and bolts of virtually any size almost anywhere at little cost, there are times when he or she must renew stripped threads, cut threads to fit existing nuts ...

To cut a bolt to length with a hacksaw, we first thread on a pair of nuts, tightened against each other. The so-called “double nut” arrangement prevents the bolt from turning while we cut it.

will quickly put irreplaceable and hard-to-find nuts and bolts back into service. The rethreading tools look like traditional ...